Answered: A certain fırst-order reaction A → B is…

A certain fırst-order reaction A → B is 25% complete in 42 min at 25°C. What is the half-life of the reaction? O 21 min O 42 min O 84 min 20 min O 101 min

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter11: Chemical Kinetics: Rates Of Reactions

Section: Chapter Questions

Problem 40QRT

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Question

A certain fırst-order reaction A → B is
25% complete in 42 min at 25°C. What is
the half-life of the reaction?
O 21 min
O 42 min
84 min
O 20 min
O 101 min

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